Sorry, that was a typo and it should have read "another PIC16C72A"=A0 I rea= lize there isn't a PIC16F72A but there is a PIC16F72.=A0 I was tired and am= getting old. Randy Abernathy CNC and Industrial Machinery = service, repair, installation and = design 4626 Old Stilesboro Rd NW Acworth, GA 30101 Fax: 770-974-5295 Phone: 678-982-0235 E-mail: = randyabernathy@bellsouth.net --- On Fri, 6/11/10, Xiaofan Chen wrote: From: Xiaofan Chen Subject: Re: [PIC]Copy from unprotected PIC then programming another PIC To: "Microcontroller discussion list - Public." Date: Friday, June 11, 2010, 3:18 AM On Fri, Jun 11, 2010 at 6:11 AM, RANDY ABERNATHY wrote: > I copied=A0the HEX code directly from the PIC16C72A. > Then I tried just burning it into another PIC16F72A and when I > put the chip back into the circuit, nothing worked.=A0 I also tried > burning it into a PIC16F72 and that didn't work either. 16C72A and 16F72 are not the same, you may have to change some settings to get it work. There are no such thing as PIC16F72A. And be careful there are PIC16C72 and PIC16C72A. They are not the same. -- = Xiaofan http://mcuee.blogspot.com -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist